/* ==========================================================================
   高州市第二中学 · 站点样式
   调性：常青墨绿 + 木棉朱印 + 冷调瓷白（校刊/年鉴质感）
   ========================================================================== */

:root {
  --ink: #14201b;
  --pine: #0f3d2e;
  --pine-600: #17614a;
  --pine-300: #6f9c8b;
  --porcelain: #eff1ec;
  --paper: #ffffff;
  --kapok: #b93a2b;
  --kapok-soft: #d9694f;
  --muted: #6b7268;
  --line: rgba(20, 32, 27, 0.14);
  --line-soft: rgba(20, 32, 27, 0.08);

  --font-display: "Source Han Serif SC", "Noto Serif SC", "Songti SC", "STSong", "SimSun", Georgia, serif;
  --font-body: "PingFang SC", "Microsoft YaHei", "Hiragino Sans GB", "Source Han Sans SC", system-ui, -apple-system, sans-serif;

  --container: 1140px;
  --gutter: clamp(20px, 4vw, 40px);
  --section-y: clamp(64px, 9vw, 112px);

  --shadow-sm: 0 1px 2px rgba(20, 32, 27, 0.06);
  --shadow-md: 0 18px 40px -24px rgba(20, 32, 27, 0.45);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--porcelain);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font: inherit; }

:focus-visible {
  outline: 3px solid var(--kapok);
  outline-offset: 3px;
  border-radius: 2px;
}

.container {
  width: min(100% - var(--gutter) * 2, var(--container));
  margin-inline: auto;
}

.sr-only {
  position: absolute; width: 1px; height: 1px;
  padding: 0; margin: -1px; overflow: hidden;
  clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}

/* ---------------- 顶栏 ---------------- */
.topbar {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(239, 241, 236, 0.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line-soft);
}

.topbar__inner {
  display: flex;
  align-items: center;
  gap: 20px;
  min-height: 68px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-right: auto;
}

.brand__emblem {
  width: 44px;
  height: 44px;
  flex: none;
  object-fit: contain;
}

.brand__text { display: flex; flex-direction: column; line-height: 1.2; }
.brand__name { font-family: var(--font-display); font-size: 19px; font-weight: 700; letter-spacing: .05em; }
.brand__sub { font-size: 10px; letter-spacing: .14em; color: var(--muted); text-transform: uppercase; }

.nav { display: flex; gap: 2px; align-items: center; }
.nav a {
  padding: 8px 10px;
  font-size: 14px;
  white-space: nowrap;
  color: var(--ink);
  border-radius: 3px;
  transition: background .18s, color .18s;
}
.nav a:hover { background: rgba(15, 61, 46, .08); color: var(--pine); }
.nav a[aria-current="page"] { color: var(--kapok); font-weight: 600; }

.nav-toggle {
  display: none;
  background: none;
  border: 1px solid var(--line);
  padding: 7px 12px;
  border-radius: 3px;
  cursor: pointer;
  font-size: 14px;
}

/* ---------------- Hero ---------------- */
.hero {
  position: relative;
  min-height: min(86vh, 720px);
  display: flex;
  align-items: flex-end;
  color: #fff;
  overflow: hidden;
  background: var(--pine);
}

.hero__media {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center 58%;
  transform: scale(1.04);
  animation: heroDrift 22s ease-out forwards;
}

@keyframes heroDrift {
  to { transform: scale(1); }
}

.hero__scrim {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(100deg, rgba(8, 26, 20, .93) 0%, rgba(8, 26, 20, .72) 42%, rgba(8, 26, 20, .34) 74%, rgba(8, 26, 20, .62) 100%),
    linear-gradient(to top, rgba(8, 26, 20, .88) 0%, transparent 46%);
}

.hero__inner {
  position: relative;
  width: min(100% - var(--gutter) * 2, var(--container));
  margin-inline: auto;
  padding: 140px 0 clamp(56px, 8vw, 96px);
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: clamp(28px, 6vw, 72px);
  align-items: end;
}

.kicker {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 12.5px;
  letter-spacing: .22em;
  color: rgba(255, 255, 255, .82);
  margin-bottom: 22px;
}
.kicker::before {
  content: "";
  width: 26px;
  height: 1px;
  background: var(--kapok-soft);
}

.hero__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(38px, 7vw, 74px);
  line-height: 1.14;
  letter-spacing: .06em;
  margin: 0 0 22px;
  text-shadow: 0 2px 30px rgba(0, 0, 0, .35);
}

.hero__lead {
  max-width: 56ch;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.9;
  color: rgba(255, 255, 255, .84);
  margin: 0 0 30px;
}

.hero__cta { display: flex; flex-wrap: wrap; gap: 12px; }

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 24px;
  border: 1px solid transparent;
  border-radius: 2px;
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  transition: transform .16s, background .2s, color .2s, border-color .2s;
}
.btn:active { transform: translateY(1px); }
.btn--solid { background: var(--kapok); color: #fff; }
.btn--solid:hover { background: #a33124; }
.btn--ghost { border-color: rgba(255, 255, 255, .5); color: #fff; }
.btn--ghost:hover { background: rgba(255, 255, 255, .14); }
.btn--pine { background: var(--pine); color: #fff; }
.btn--pine:hover { background: var(--pine-600); }

/* 竖排校训 + 朱印（站点标志元素） */
.hero__scroll {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 18px;
  padding-left: clamp(18px, 3vw, 34px);
  border-left: 1px solid rgba(255, 255, 255, .28);
}

.vertical {
  writing-mode: vertical-rl;
  font-family: var(--font-display);
  font-size: clamp(20px, 2.4vw, 27px);
  letter-spacing: .34em;
  line-height: 1.9;
  color: rgba(255, 255, 255, .95);
  margin: 0;
}

.hero__emblem {
  width: clamp(78px, 8vw, 104px);
  height: auto;
  filter: drop-shadow(0 6px 18px rgba(0, 0, 0, .45));
}

.seal {
  width: 74px;
  height: 74px;
  display: grid;
  place-items: center;
  background: var(--kapok);
  color: #fff;
  font-family: var(--font-display);
  font-size: 15px;
  line-height: 1.25;
  letter-spacing: .1em;
  text-align: center;
  writing-mode: vertical-rl;
  border-radius: 3px;
  box-shadow: inset 0 0 0 2px rgba(255, 255, 255, .55);
  transform: rotate(-3deg);
}

/* ---------------- 数据条 ---------------- */
.stats {
  position: relative;
  z-index: 2;
  margin-top: -46px;
}

.stats__grid {
  background: var(--paper);
  border-top: 3px solid var(--pine);
  box-shadow: var(--shadow-md);
  display: grid;
  grid-template-columns: repeat(6, 1fr);
}

.stat {
  padding: 26px 18px 24px;
  text-align: center;
  border-right: 1px solid var(--line-soft);
}
.stat:last-child { border-right: 0; }

.stat__value {
  font-family: var(--font-display);
  font-size: clamp(26px, 3vw, 36px);
  font-weight: 700;
  color: var(--pine);
  line-height: 1.1;
}
.stat__unit { font-size: .5em; font-weight: 400; margin-left: 3px; color: var(--kapok); }
.stat__label { font-size: 12.5px; color: var(--muted); margin-top: 7px; letter-spacing: .04em; }

/* ---------------- 通用区块 ---------------- */
.section { padding: var(--section-y) 0; }
.section--paper { background: var(--paper); }
.section--ink { background: var(--pine); color: rgba(255, 255, 255, .9); }

.section-head { margin-bottom: clamp(28px, 4vw, 48px); }

.eyebrow {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 11.5px;
  letter-spacing: .26em;
  text-transform: uppercase;
  color: var(--kapok);
  margin-bottom: 14px;
}
.eyebrow::before {
  content: "";
  width: 9px;
  height: 9px;
  background: var(--kapok);
  transform: rotate(45deg);
}
.section--ink .eyebrow { color: var(--kapok-soft); }
.section--ink .eyebrow::before { background: var(--kapok-soft); }

.section-title {
  font-family: var(--font-display);
  font-size: clamp(26px, 3.6vw, 40px);
  font-weight: 700;
  letter-spacing: .06em;
  margin: 0;
  line-height: 1.3;
}

.section-intro {
  margin: 14px 0 0;
  max-width: 68ch;
  color: var(--muted);
  font-size: 16px;
}
.section--ink .section-intro { color: rgba(255, 255, 255, .7); }

/* 概况 */
.about__grid {
  display: grid;
  grid-template-columns: minmax(0, .92fr) minmax(0, 1.08fr);
  gap: clamp(28px, 5vw, 64px);
  align-items: start;
}

.about__lead {
  font-family: var(--font-display);
  font-size: clamp(20px, 2.4vw, 26px);
  line-height: 1.85;
  color: var(--pine);
  margin: 0;
}

.about__body p { margin: 0 0 18px; color: #3b4640; }

.about__meta {
  margin-top: 26px;
  padding-top: 22px;
  border-top: 1px solid var(--line);
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
  gap: 16px;
}
.meta-item__k { font-size: 12px; letter-spacing: .12em; color: var(--muted); }
.meta-item__v { font-size: 15.5px; color: var(--ink); font-weight: 600; }

/* 办学理念 */
.principles {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 1px;
  background: var(--line-soft);
  border: 1px solid var(--line-soft);
}
.principle { background: var(--paper); padding: 28px 26px; }
.principle__name {
  font-size: 12.5px;
  letter-spacing: .2em;
  color: var(--kapok);
  margin-bottom: 12px;
}
.principle__value {
  font-family: var(--font-display);
  font-size: 20px;
  line-height: 1.7;
  color: var(--pine);
  margin: 0;
}

/* 校史时间轴 */
.timeline {
  display: flex;
  gap: 0;
  overflow-x: auto;
  padding-bottom: 22px;
  scroll-snap-type: x proximity;
  scrollbar-width: thin;
}
.timeline::-webkit-scrollbar { height: 6px; }
.timeline::-webkit-scrollbar-thumb { background: var(--pine-300); border-radius: 3px; }

.tl-item {
  position: relative;
  flex: 0 0 clamp(230px, 26vw, 280px);
  padding: 34px 26px 10px 0;
  scroll-snap-align: start;
  border-top: 1px solid var(--line);
}
.tl-item::before {
  content: "";
  position: absolute;
  top: -5px;
  left: 0;
  width: 9px;
  height: 9px;
  background: var(--kapok);
  border-radius: 50%;
}
.tl-year {
  font-family: var(--font-display);
  font-size: 34px;
  font-weight: 700;
  color: var(--pine);
  line-height: 1;
}
.tl-title { font-size: 16px; font-weight: 700; margin: 12px 0 8px; }
.tl-desc { font-size: 14px; color: var(--muted); line-height: 1.8; margin: 0; }

.hint { font-size: 12.5px; color: var(--muted); letter-spacing: .06em; }

/* 历史影像 */
.archive {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 16px;
  margin-top: 34px;
}
.archive figure { margin: 0; background: var(--paper); border: 1px solid var(--line-soft); padding: 10px 10px 12px; }
.archive img { width: 100%; aspect-ratio: 16 / 8; object-fit: cover; filter: grayscale(.12); }
.archive figcaption { font-size: 13.5px; color: var(--muted); margin-top: 9px; text-align: center; }

/* 校园 */
.campus__zones {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 18px;
  margin-bottom: 34px;
}
.zone {
  background: rgba(255, 255, 255, .06);
  border: 1px solid rgba(255, 255, 255, .16);
  padding: 22px 22px 24px;
}
.zone__name { font-family: var(--font-display); font-size: 19px; color: #fff; margin: 0 0 10px; }
.zone__desc { font-size: 14.5px; color: rgba(255, 255, 255, .72); margin: 0; line-height: 1.85; }

.gallery {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 16px;
}
.shot { position: relative; overflow: hidden; background: #0a231b; }
.shot img {
  width: 100%;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  transition: transform .6s ease;
}
.shot:hover img { transform: scale(1.05); }
.shot figcaption {
  position: absolute;
  left: 0; right: 0; bottom: 0;
  padding: 34px 16px 14px;
  font-size: 13.5px;
  color: #fff;
  background: linear-gradient(to top, rgba(6, 20, 15, .9), transparent);
}

.spots { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 26px; }
.spot {
  border: 1px solid rgba(255, 255, 255, .26);
  padding: 7px 14px;
  font-size: 13.5px;
  color: rgba(255, 255, 255, .85);
  border-radius: 2px;
}

/* 师资 */
.faculty__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
  gap: 1px;
  background: var(--line-soft);
  border: 1px solid var(--line-soft);
}
.fac-item { background: var(--paper); padding: 24px; }
.fac-k { font-family: var(--font-display); font-size: 30px; font-weight: 700; color: var(--kapok); line-height: 1.2; }
.fac-v { font-size: 14.5px; color: var(--muted); margin-top: 6px; }

.note {
  margin-top: 24px;
  padding: 18px 20px;
  background: rgba(15, 61, 46, .06);
  border-left: 3px solid var(--pine);
  font-size: 14.5px;
  color: #3b4640;
}

/* 办学成绩 */
.achv { display: grid; gap: 0; border-top: 1px solid var(--line); }
.achv__row {
  display: grid;
  grid-template-columns: 110px minmax(0, 1fr);
  gap: 24px;
  padding: 20px 0;
  border-bottom: 1px solid var(--line);
}
.achv__year { font-family: var(--font-display); font-size: 21px; font-weight: 700; color: var(--kapok); }
.achv__text { margin: 0; color: #3b4640; }

/* 荣誉 */
.honors { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 26px; }
.honor-group__title {
  font-family: var(--font-display);
  font-size: 18px;
  letter-spacing: .1em;
  color: var(--pine);
  padding-bottom: 10px;
  border-bottom: 2px solid var(--pine);
  margin: 0 0 14px;
}
.honor-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 9px; }
.honor-list li {
  position: relative;
  padding-left: 18px;
  font-size: 15px;
  color: #3b4640;
}
.honor-list li::before {
  content: "";
  position: absolute;
  left: 0; top: .72em;
  width: 6px; height: 6px;
  background: var(--kapok);
}

/* 招生 */
.adm__grid { display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(0, .85fr); gap: clamp(24px, 4vw, 48px); align-items: start; }
.kv { border-top: 1px solid var(--line); }
.kv__row {
  display: grid;
  grid-template-columns: minmax(120px, 34%) minmax(0, 1fr);
  gap: 18px;
  padding: 16px 0;
  border-bottom: 1px solid var(--line);
}
.kv__k { font-size: 14.5px; color: var(--muted); }
.kv__v { font-size: 15.5px; font-weight: 600; color: var(--pine); }

.scorecard {
  background: var(--pine);
  color: #fff;
  padding: clamp(24px, 4vw, 34px);
}
.scorecard__label { font-size: 12px; letter-spacing: .2em; color: rgba(255, 255, 255, .66); }
.scorecard__value { font-family: var(--font-display); font-size: clamp(40px, 6vw, 62px); font-weight: 700; line-height: 1.1; margin: 8px 0 4px; }
.scorecard__value small { font-size: .34em; font-weight: 400; margin-left: 6px; letter-spacing: .08em; }
.scorecard__sub { font-size: 14px; color: rgba(255, 255, 255, .76); }
.scorecard__prev { margin-top: 18px; padding-top: 16px; border-top: 1px solid rgba(255, 255, 255, .22); font-size: 14px; color: rgba(255, 255, 255, .72); }

/* 新闻 */
.news-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 18px; }

.card {
  display: flex;
  flex-direction: column;
  background: var(--paper);
  border: 1px solid var(--line-soft);
  border-top: 3px solid transparent;
  padding: 24px 22px 22px;
  transition: transform .2s, box-shadow .2s, border-color .2s;
}
.card:hover { transform: translateY(-3px); box-shadow: var(--shadow-md); border-top-color: var(--kapok); }
.card__cover { margin: -24px -22px 16px; overflow: hidden; background: var(--porcelain); }
.card__cover img { width: 100%; aspect-ratio: 16 / 9; object-fit: cover; transition: transform .5s ease; }
.card:hover .card__cover img { transform: scale(1.05); }
.card__top { display: flex; align-items: center; gap: 12px; margin-bottom: 14px; }
.tag {
  font-size: 11.5px;
  letter-spacing: .1em;
  padding: 3px 9px;
  background: rgba(15, 61, 46, .1);
  color: var(--pine);
  border-radius: 2px;
}
.tag--pin { background: var(--kapok); color: #fff; }
.card__date { font-family: var(--font-display); font-size: 14px; color: var(--muted); }
.card__title { font-size: 18px; line-height: 1.6; margin: 0 0 10px; font-weight: 700; color: var(--ink); }
.card__summary { font-size: 14.5px; color: var(--muted); margin: 0; line-height: 1.85; }
.card__more { margin-top: auto; padding-top: 16px; font-size: 13.5px; color: var(--kapok); letter-spacing: .08em; }

/* 校友 */
.alumni { display: grid; grid-template-columns: repeat(auto-fill, minmax(230px, 1fr)); gap: 16px; }
.alum { background: var(--paper); border-left: 3px solid var(--pine); padding: 18px 20px; }
.alum__name { font-family: var(--font-display); font-size: 20px; color: var(--pine); font-weight: 700; }
.alum__note { font-size: 13.5px; color: var(--muted); margin-top: 5px; }

/* 信息采集 */
.sources { display: grid; gap: 10px; }
.source {
  background: var(--paper);
  border: 1px solid var(--line-soft);
  padding: 14px 18px;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.2fr);
  gap: 6px 24px;
  align-items: baseline;
}
.source__name { font-weight: 600; font-size: 15px; }
.source__note { font-size: 13.5px; color: var(--muted); }
.source__link { font-size: 13px; color: var(--pine-600); word-break: break-all; }
.source__link:hover { color: var(--kapok); }

.disclaimer {
  margin-top: 22px;
  font-size: 13.5px;
  color: var(--muted);
  border: 1px dashed var(--line);
  padding: 16px 18px;
  background: rgba(255, 255, 255, .5);
}

/* 页脚 */
.footer { background: var(--ink); color: rgba(255, 255, 255, .74); padding: clamp(44px, 6vw, 68px) 0 34px; }
.footer__grid { display: grid; grid-template-columns: minmax(0, 1.5fr) repeat(3, minmax(0, 1fr)); gap: 32px; }
.footer__id { display: flex; gap: 18px; align-items: flex-start; }
.footer__emblem { width: 76px; height: 76px; flex: none; object-fit: contain; }
.footer h4 { font-family: var(--font-display); font-size: 17px; color: #fff; margin: 0 0 14px; letter-spacing: .08em; }
.footer p { margin: 0 0 10px; font-size: 14.5px; line-height: 1.9; }
.footer a:hover { color: var(--kapok-soft); }
.footer__bottom {
  margin-top: 34px;
  padding-top: 20px;
  border-top: 1px solid rgba(255, 255, 255, .14);
  display: flex;
  flex-wrap: wrap;
  gap: 12px 24px;
  justify-content: space-between;
  font-size: 13px;
  color: rgba(255, 255, 255, .5);
}

/* 新闻页 */
.page-head { padding: clamp(48px, 7vw, 84px) 0 clamp(24px, 3vw, 40px); }
.page-title { font-family: var(--font-display); font-size: clamp(30px, 5vw, 50px); margin: 0; letter-spacing: .06em; }
.page-desc { color: var(--muted); margin: 14px 0 0; max-width: 62ch; }

.filters { display: flex; flex-wrap: wrap; gap: 8px; margin: 26px 0 30px; }
.chip {
  border: 1px solid var(--line);
  background: transparent;
  padding: 7px 16px;
  font-size: 14px;
  cursor: pointer;
  border-radius: 2px;
  color: var(--ink);
  transition: background .16s, color .16s, border-color .16s;
}
.chip:hover { border-color: var(--pine); color: var(--pine); }
.chip[aria-pressed="true"] { background: var(--pine); border-color: var(--pine); color: #fff; }

.article { background: var(--paper); padding: clamp(26px, 5vw, 52px); border-top: 3px solid var(--kapok); }
.article__meta { display: flex; flex-wrap: wrap; gap: 14px; align-items: center; font-size: 13.5px; color: var(--muted); margin-bottom: 18px; }
.article__title { font-family: var(--font-display); font-size: clamp(24px, 3.4vw, 36px); line-height: 1.5; margin: 0 0 24px; }
.article__cover { margin: -6px 0 26px; }
.article__cover[hidden] { display: none; }
.article__cover img { width: 100%; aspect-ratio: 16 / 9; object-fit: cover; }
.prose { font-size: 16px; line-height: 2; color: #2c3733; }
.prose p { margin: 0 0 18px; }
.prose h3 { font-family: var(--font-display); font-size: 21px; margin: 30px 0 14px; color: var(--pine); }
.prose ul, .prose ol { margin: 0 0 18px; padding-left: 22px; }
.prose li { margin-bottom: 8px; }
.prose strong { color: var(--kapok); font-weight: 700; }
.prose blockquote { margin: 0 0 18px; padding: 12px 18px; border-left: 3px solid var(--pine); background: rgba(15, 61, 46, .05); }

.back-link { display: inline-flex; align-items: center; gap: 8px; font-size: 14.5px; color: var(--pine); margin-bottom: 22px; }
.back-link:hover { color: var(--kapok); }

.empty {
  background: var(--paper);
  border: 1px dashed var(--line);
  padding: 48px 24px;
  text-align: center;
  color: var(--muted);
}
.empty strong { display: block; color: var(--ink); font-size: 17px; margin-bottom: 8px; }

/* 进场动画 */
.reveal { opacity: 0; transform: translateY(18px); transition: opacity .7s ease, transform .7s ease; }
.reveal.is-in { opacity: 1; transform: none; }

/* ---------------- 响应式 ---------------- */
@media (max-width: 1024px) {
  .stats__grid { grid-template-columns: repeat(3, 1fr); }
  .stat:nth-child(3) { border-right: 0; }
  .stat:nth-child(-n+3) { border-bottom: 1px solid var(--line-soft); }
  .about__grid, .adm__grid { grid-template-columns: 1fr; }
}

@media (max-width: 860px) {
  .nav {
    position: absolute;
    top: 68px; left: 0; right: 0;
    background: var(--porcelain);
    border-bottom: 1px solid var(--line);
    flex-direction: column;
    align-items: stretch;
    padding: 10px var(--gutter) 16px;
    display: none;
  }
  .nav.is-open { display: flex; }
  .nav a { padding: 12px 6px; border-bottom: 1px solid var(--line-soft); }
  .nav-toggle { display: inline-block; }
  .hero__inner { grid-template-columns: 1fr; }
  .hero__scroll {
    flex-direction: row;
    border-left: 0;
    border-top: 1px solid rgba(255, 255, 255, .28);
    padding: 18px 0 0;
    justify-content: flex-start;
    align-items: center;
  }
  .vertical { writing-mode: horizontal-tb; letter-spacing: .28em; font-size: 21px; }
  .seal { writing-mode: horizontal-tb; width: auto; height: auto; padding: 8px 14px; transform: none; }
  .footer__grid { grid-template-columns: 1fr; }
  .source { grid-template-columns: 1fr; }
  .achv__row { grid-template-columns: 1fr; gap: 6px; }
}

@media (max-width: 560px) {
  .stats__grid { grid-template-columns: repeat(2, 1fr); }
  .stat { border-right: 1px solid var(--line-soft); border-bottom: 1px solid var(--line-soft); }
  .stat:nth-child(2n) { border-right: 0; }
  .kv__row { grid-template-columns: 1fr; gap: 4px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: .001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .001ms !important;
  }
  .reveal { opacity: 1; transform: none; }
}

/* ========================= 通知公告中心 ========================= */
.notice-search {
  position: relative;
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 24px 0 0;
  max-width: 520px;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 2px;
  padding: 0 14px;
  transition: border-color .18s, box-shadow .18s;
}
.notice-search:focus-within {
  border-color: var(--pine);
  box-shadow: 0 0 0 3px rgba(15, 61, 46, .1);
}
.notice-search__icon {
  flex: none;
  width: 14px;
  height: 14px;
  border: 2px solid var(--pine-300);
  border-radius: 50%;
  position: relative;
}
.notice-search__icon::after {
  content: "";
  position: absolute;
  right: -5px;
  bottom: -4px;
  width: 7px;
  height: 2px;
  background: var(--pine-300);
  transform: rotate(45deg);
}
.notice-search__input {
  flex: 1 1 auto;
  min-width: 0;
  border: 0;
  background: none;
  padding: 13px 0;
  font: inherit;
  font-size: 15px;
  color: var(--ink);
}
.notice-search__input:focus { outline: none; }
.notice-search__input::placeholder { color: rgba(107, 114, 104, .78); }
.notice-search__clear {
  flex: none;
  border: 0;
  background: none;
  cursor: pointer;
  font-size: 20px;
  line-height: 1;
  padding: 4px 2px;
  color: var(--muted);
}
.notice-search__clear:hover { color: var(--kapok); }
.notice-search__clear[hidden] { display: none; }

.notice-count {
  margin: 0 0 18px;
  font-size: 13px;
  letter-spacing: .04em;
  color: var(--muted);
}

.notice-list {
  display: grid;
  gap: 1px;
  background: var(--line-soft);
  border: 1px solid var(--line-soft);
  border-top: 3px solid var(--pine);
}

.notice {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  gap: 0 22px;
  align-items: center;
  background: var(--paper);
  padding: 20px 22px;
  transition: background .18s, box-shadow .18s;
}
.notice:hover {
  background: #fbfcfa;
  box-shadow: inset 4px 0 0 var(--kapok);
}

.notice__date {
  flex: none;
  width: 66px;
  text-align: center;
  border-right: 1px solid var(--line-soft);
  padding-right: 20px;
  font-family: var(--font-display);
  line-height: 1.15;
}
.notice__date b { display: block; font-size: 28px; font-weight: 700; color: var(--pine); }
.notice__date i { font-style: normal; font-size: 12px; letter-spacing: .08em; color: var(--muted); }

.notice__main { display: block; min-width: 0; }
.notice__top { display: flex; flex-wrap: wrap; align-items: center; gap: 10px; margin-bottom: 7px; }
.notice__label {
  font-family: var(--font-display);
  font-size: 11.5px;
  letter-spacing: .16em;
  color: #fff;
  background: var(--kapok);
  padding: 3px 8px;
  border-radius: 2px;
}
.notice__time { font-size: 13px; color: var(--muted); }
.notice__title {
  display: block;
  font-size: 17px;
  font-weight: 700;
  line-height: 1.6;
  color: var(--ink);
  transition: color .16s;
}
.notice:hover .notice__title { color: var(--pine); }
.notice__summary {
  display: block;
  margin-top: 5px;
  font-size: 14px;
  line-height: 1.8;
  color: var(--muted);
}
.notice__go { font-size: 18px; color: var(--pine-300); transition: transform .18s, color .18s; }
.notice:hover .notice__go { color: var(--kapok); transform: translateX(4px); }

@media (max-width: 860px) {
  .notice { grid-template-columns: minmax(0, 1fr) auto; gap: 14px; }
  .notice__date {
    grid-column: 1 / -1;
    width: auto;
    text-align: left;
    border-right: 0;
    border-bottom: 1px solid var(--line-soft);
    padding: 0 0 10px;
    display: flex;
    align-items: baseline;
    gap: 8px;
  }
  .notice__date b { font-size: 20px; }
}

/* ========================= 首页门户要闻位（通知公告 + 常用服务） ========================= */
.portal { padding-top: clamp(48px, 6vw, 76px); }
.portal__grid {
  display: grid;
  grid-template-columns: minmax(0, 1.62fr) minmax(260px, .9fr);
  gap: clamp(24px, 3.4vw, 48px);
  align-items: start;
}
.section-head--row {
  display: flex; align-items: flex-end; justify-content: space-between;
  gap: 18px; flex-wrap: wrap; margin-bottom: 18px;
}
.portal__main .notice-list { border-top: 1px solid var(--line); }
.portal__main .notice { border-bottom: 1px solid var(--line-soft); }
.portal__main .notice__date { padding-right: 18px; }

.portal__side {
  background: var(--paper);
  border: 1px solid var(--line);
  border-top: 3px solid var(--pine);
  border-radius: 2px;
  padding: clamp(20px, 2.4vw, 28px);
  box-shadow: var(--shadow-md);
}
.side-title {
  margin: 0 0 16px;
  font-family: var(--font-display);
  font-size: 19px;
  letter-spacing: .1em;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--line-soft);
}
.services { display: grid; gap: 2px; }
.service {
  display: grid;
  gap: 4px;
  padding: 12px 12px 12px 14px;
  border-left: 3px solid transparent;
  border-radius: 2px;
  transition: background .18s, border-color .18s, transform .18s;
}
.service:hover {
  background: var(--porcelain);
  border-left-color: var(--kapok);
  transform: translateX(2px);
}
.service__k {
  font-family: var(--font-display);
  font-size: 16px;
  letter-spacing: .06em;
  color: var(--pine);
}
.service__v { font-size: 13px; line-height: 1.6; color: var(--muted); }
.side-note {
  margin: 16px 0 0;
  padding-top: 14px;
  border-top: 1px dashed var(--line);
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--muted);
}
@media (max-width: 900px) {
  .portal__grid { grid-template-columns: minmax(0, 1fr); }
}

/* ==========================================================================
   移动端（≤768px）体验优化 —— 只追加，不改动上面的桌面端规则
   ========================================================================== */
@media (max-width: 768px) {
  html { -webkit-text-size-adjust: 100%; }

  /* ---------- 顶栏 / 目录下拉菜单 ---------- */
  .topbar__inner { gap: 12px; min-height: 64px; }
  .brand { gap: 10px; min-width: 0; }
  .brand__text { min-width: 0; }
  .brand__name {
    font-size: 17px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }
  .brand__sub {
    font-size: 9.5px;
    letter-spacing: .1em;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }
  .nav-toggle {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex: none;
    min-width: 66px;
    min-height: 44px;
    padding: 8px 14px;
    font-size: 15px;
    letter-spacing: .1em;
  }
  .nav {
    top: 100%;
    max-height: calc(100vh - 64px);
    max-height: calc(100dvh - 64px);
    overflow-y: auto;
    overscroll-behavior: contain;
    -webkit-overflow-scrolling: touch;
    box-shadow: 0 26px 46px -30px rgba(20, 32, 27, .8);
  }
  .nav a {
    display: flex;
    align-items: center;
    min-height: 48px;
    padding: 12px 8px;
    font-size: 16px;
    line-height: 1.5;
    border-bottom: 1px solid var(--line-soft);
  }
  .nav a:last-child { border-bottom: 0; }

  /* ---------- Hero：标题按视口收敛，校训块横排收紧 ---------- */
  .hero { min-height: min(84vh, 660px); }
  .hero__inner {
    grid-template-columns: minmax(0, 1fr);
    padding-top: 92px;
    padding-bottom: clamp(36px, 6vw, 56px);
    gap: clamp(18px, 4vw, 30px);
  }
  .hero__title {
    font-size: clamp(29px, 9vw, 56px);
    line-height: 1.24;
    letter-spacing: .04em;
    word-break: keep-all;
    overflow-wrap: anywhere;
    text-wrap: balance;
    margin-bottom: 16px;
  }
  .kicker {
    gap: 8px;
    margin-bottom: 16px;
    font-size: 11.5px;
    letter-spacing: .16em;
  }
  .hero__lead {
    font-size: 15px;
    line-height: 1.85;
    margin-bottom: 24px;
  }
  .hero__cta { gap: 10px; }
  .hero__cta .btn {
    flex: 1 1 auto;
    justify-content: center;
    min-height: 46px;
    padding: 11px 16px;
    white-space: nowrap;
  }
  .hero__scroll {
    gap: 12px;
    min-width: 0;
    padding-top: 14px;
  }
  .hero__emblem {
    width: clamp(40px, 11vw, 54px);
    flex: none;
  }
  .vertical {
    font-size: clamp(15px, 4.2vw, 20px);
    letter-spacing: .16em;
    line-height: 1.7;
    margin: 0;
    min-width: 0;
    text-wrap: balance;
  }

  /* ---------- 各类网格：手机 1~2 列、不横向溢出 ---------- */
  .principles { grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); }
  .faculty__grid { grid-template-columns: repeat(auto-fit, minmax(152px, 1fr)); }
  .fac-item { padding: 18px 16px; }
  .fac-k { font-size: 27px; }
  .principle { padding: 22px 18px; }
  .zone { padding: 18px 18px 20px; }
  .alum { padding: 16px 18px; }
  .honor-list li { font-size: 14.5px; }
  .section-intro { font-size: 15px; }
  .about__meta { gap: 12px; }
  .achv__row { padding: 16px 0; }
  .kv__row { padding: 14px 0; }
  .scorecard { padding: 22px 18px; }
  .spot { padding: 8px 13px; }

  /* ---------- 百年校史：横向滚动区 ---------- */
  .timeline {
    margin-inline: calc(var(--gutter) * -1);
    padding-inline: var(--gutter);
    padding-bottom: 16px;
    -webkit-overflow-scrolling: touch;
    overscroll-behavior-x: contain;
    scroll-padding-inline: var(--gutter);
  }
  .timeline::after { content: ""; flex: 0 0 var(--gutter); }
  .tl-item { flex-basis: min(72vw, 250px); padding-right: 22px; }
  .tl-year { font-size: 30px; }
  .hint {
    margin-top: 6px;
    text-align: center;
    font-size: 13px;
    color: var(--pine-600);
    letter-spacing: .08em;
  }

  /* ---------- 列表页：筛选 chip / 搜索框 / 卡片 / 公告条目 ---------- */
  .page-head { padding: clamp(34px, 8vw, 60px) 0 clamp(18px, 4vw, 30px); }
  .filters { gap: 10px; margin: 22px 0 26px; }
  .chip {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 44px;
    padding: 10px 16px;
    font-size: 15px;
    line-height: 1.4;
  }
  .notice-search { max-width: none; padding-right: 6px; }
  .notice-search__input { padding: 15px 0; font-size: 16px; }
  .notice-search__clear {
    min-width: 44px;
    min-height: 44px;
    padding: 0;
    font-size: 22px;
  }
  .notice-count { margin-bottom: 14px; }
  .notice { padding: 16px; gap: 12px 14px; }
  .notice__title { font-size: 16.5px; }
  .notice__summary { font-size: 14px; }
  .notice__go { font-size: 20px; align-self: center; }
  .card { padding: 20px 18px 18px; }
  .card__cover { margin: -20px -18px 14px; }
  .card__top { flex-wrap: wrap; gap: 8px 10px; margin-bottom: 12px; }
  .card__title { font-size: 17px; line-height: 1.55; }
  .card__more { padding-top: 14px; }
  .empty { padding: 36px 18px; }

  /* ---------- 首页门户要闻位 ---------- */
  .portal { padding-top: clamp(36px, 7vw, 60px); }
  .section-head--row { gap: 12px; margin-bottom: 14px; }
  .portal__side { padding: 18px 16px; }
  .service { padding: 13px 12px 13px 13px; }
  .service__k { font-size: 16.5px; }
  .service__v { font-size: 13.5px; }

  /* ---------- 文章详情排版 ---------- */
  .back-link {
    display: inline-flex;
    align-items: center;
    min-height: 44px;
    padding: 8px 4px;
    margin-bottom: 14px;
    font-size: 15.5px;
  }
  .article { padding: 22px 18px; }
  .article__meta { gap: 10px 14px; font-size: 13px; margin-bottom: 14px; }
  .article__title {
    font-size: clamp(21px, 5.6vw, 30px);
    line-height: 1.45;
    margin-bottom: 18px;
  }
  .article__cover { margin: -2px 0 20px; }
  .prose { font-size: 16px; overflow-wrap: break-word; }
  .prose img { max-width: 100%; height: auto; }
  .prose h3 { font-size: 19px; margin: 26px 0 12px; }
  .prose ul, .prose ol { padding-left: 20px; }
  .prose blockquote { padding: 10px 14px; }

  /* ---------- 页脚：单列堆叠 + 链接可点 ---------- */
  .footer { padding: 40px 0 28px; }
  .footer__grid { grid-template-columns: minmax(0, 1fr); gap: 20px; }
  .footer__id { gap: 14px; }
  .footer__emblem { width: 60px; height: 60px; }
  .footer h4 { font-size: 16px; margin-bottom: 6px; }
  .footer p { margin-bottom: 0; font-size: 15px; line-height: 1.7; }
  .footer p a { display: inline-flex; align-items: center; min-height: 44px; }
  .footer__bottom { margin-top: 24px; gap: 6px 16px; font-size: 12.5px; }
  .source__link { display: inline-flex; align-items: center; min-height: 44px; }
}

/* 手机（≤560px）再收一层 */
@media (max-width: 560px) {
  .alumni { grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 12px; }
  .alum__name { font-size: 18px; }
  .stat { padding: 16px 8px 15px; }
  .stat__value { font-size: clamp(24px, 7vw, 32px); }
  .stat__label { font-size: 12px; }
}